package com.changgou.search.config;

import org.springframework.amqp.core.*;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;


@Configuration
public class RabbitMQConfig {


    //交换机名称
    private  static final String GOODS_UP_EXCHANGE="goods_up_exchange";
    public static final String GOODS_DOWN_EXCHANGE = "goods_down_exchange";

    //队列名称
    private static final String SEARCH_ADD_QUEUE="search_add_queue";
    private static final String AD_UPDATE_QUEUE="ad_update_queue";
    public static final String SEARCH_DELETE_QUEUE = "search_delete_queue";
    public static final String PAGE_CREATE_QUEUE = "page_create_queue";

    //声明队列
    @Bean(AD_UPDATE_QUEUE)
    public Queue queue() {
        return new Queue(AD_UPDATE_QUEUE);
    }

    @Bean(SEARCH_ADD_QUEUE)
    public Queue SEARCH_ADD_QUEUE() {
        return new Queue(SEARCH_ADD_QUEUE);
    }

    @Bean(SEARCH_DELETE_QUEUE)
    public Queue SEARCH_DELETE_QUEUE() {
        return new Queue(SEARCH_DELETE_QUEUE);
    }

    @Bean(PAGE_CREATE_QUEUE)
    public Queue PAGE_CREATE_QUEUE() {
        return new Queue(PAGE_CREATE_QUEUE);
    }

    //声明交换机
    @Bean(GOODS_UP_EXCHANGE)
    public Exchange GOODS_UP_EXCHANGE() {
        return ExchangeBuilder.directExchange(GOODS_UP_EXCHANGE).durable(true).build();
    }

    @Bean(GOODS_DOWN_EXCHANGE)
    public Exchange GOODS_DOWN_EXCHANGE() {
        return ExchangeBuilder.fanoutExchange(GOODS_DOWN_EXCHANGE).durable(true).build();
    }

    //绑定交换机和队列
    @Bean
    public Binding GOODS_UP_EXCHANGE_BINDING(@Qualifier(SEARCH_ADD_QUEUE) Queue queue, @Qualifier(GOODS_UP_EXCHANGE) Exchange exchange) {
        return BindingBuilder.bind(queue).to(exchange).with("up").noargs();
    }

    @Bean
    public Binding PAGE_CREATE_EXCHANGE_BINDING(@Qualifier(PAGE_CREATE_QUEUE) Queue queue, @Qualifier(GOODS_UP_EXCHANGE) Exchange exchange) {
        return BindingBuilder.bind(queue).to(exchange).with("create").noargs();
    }

    @Bean
    public Binding GOODS_DOWN_EXCHANGE_BINDING(@Qualifier(SEARCH_DELETE_QUEUE) Queue queue, @Qualifier(GOODS_DOWN_EXCHANGE) Exchange exchange) {
        return BindingBuilder.bind(queue).to(exchange).with("").noargs();
    }


}
